Xqd card memory size 64 gb read speed 440 mbs write speed 400 mbs bus interface usb 31 series sony xqd g series suitable for full hd recording 4k recording 360 recording 3d recording sports photography software included sony file rescue manufacturers warranty 5 years standard xqd 20 adapter without adapter protective properties protection against electrostatic discharge dustproof shockproof temperature resistant x ray resistant magnet proof opera